OT-2026-000053068
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, pump fed, supply line pressure sensor, pulsed blow-off after set-down, on a tool changer
This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000053068) never changes.
Identity and time
| Publication number | OT-2026-000053068 · never reused |
|---|---|
| Internal UUID | 01a0ae84-a431-775c-b818-b0fd0133317e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:38:43.524202Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000053068 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4109d19efc9ed60e9e855c66a38c43653f8b50cf15b9d4dd3937a069ee09768d |
|---|---|
| Markdown | 5f8b096bcde01dc8ac4409ce4855f061076b6e2d7a7d8d403d1f224d9cea0205 |
| Publication page | 6187db1e331d23fbe5e0e47fe79047fdc1d4ba64bb3fb0567a5730c586eb5689 |
| Manifest | 392979bd9029e7ec7144292320d40909492a22642e74c7a1311919a06fa24a1a |
SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.
Manifest signature
| Algorithm | Ed25519 · key
OT-SIGN-2026-01 · Verified |
|---|---|
| Signature | wDVfNJrVjH5kd7qMT6tyFDc2LaOaWXnjj/UkvHMwpiDh7dZDXwvXFaC+nEIG/SKqyCKpUlGTmK+Q0qt8a2/5DA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:56:47.023550Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053068observed 6187db1e331d23fbe5e0e47fe79047fd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:56:47.004068Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053068/manifest.jsonobserved 392979bd9029e7ec7144292320d40909...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:56:46.985608Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053068/publication.mdobserved 5f8b096bcde01dc8ac4409ce4855f061...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:56:46.967766Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053068/publication.txtobserved 4109d19efc9ed60e9e855c66a38c4365...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.
Independent archive
| External archive | Pending Canonical URLs are submitted to an independent archive in batches. |
|---|
A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.
Third-party custody
| Custody package | Pending Custody packages are produced weekly. |
|---|